13 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Skin Conditions ... Scleroderma Thickened skin ... arthritis Discoid skin ... #joint #pain #skin ... #diagnosis #rheumatology
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
of germinative skin ... Basophils/Histamine 4) Skin-homing ... #Rash #Erythroderma ... Nikolsky #Algorithm #Differential ... #Ddxof
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Arthralgia/arthritis, Skin ... rash ± odynophagia ... fraction < 20% Differential ... Prunelle Getten #AdultOnset ... management #treatment #rheumatology
Fluid-filled Rash - Diagnostic Algorithm.  Pustule: 1) Pustules more commonly suggest an infectious process (bacterial,
Fluid-filled Rash ... proteins in the skin ... #Diagnosis #Dermatology ... Bullous #Algorithm #Differential ... #Ddxof
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
sulfa-drug - Skin ... #Diagnosis #Dermatology ... #Rash #Maculopapular ... Targetoid #Algorithm #Differential ... #Ddxof
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Polyangiitis (GPA) Skin ... vasculitis Skin ... also occur Skin ... 16%) • Painful skin ... #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Sjögrens (15%) Skin ... Photosensitivity, Butterfly rash ... Polyneuropathy, Cranial nerve ... symptoms #diagnosis #rheumatology
Scleroderma Associated Telangiectasia. 

If you see them-round, often well circumscribed (but can be matte-like too) &
& blanchable, differential ... Telangiectasia #clinical #video ... #blanching #skin ... #dermatology #rheumatology
Adult Onset Still's Disease - Yamaguchi Criteria
Major criteria:
 - Fever >= 39C lasting >= 1 weeks
weeks - Typical skin ... rash: maculopapular ... non-pruritic, salmon-pink rash ... polyarteritis nodosa #AdultOnset ... #Major #Minor #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Purpura, ischemic skin ... - Affects the skin ... glomerular ischemia - Skin ... Small Vessels: Skin ... #diagnosis #rheumatology